Security bag



FIG. 1 is a front view of the security bag showing my new design thereof;

FIG. 2 is back view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof. 

CLAIM The ornamental design for a security bag, as shown. 